Jon Rouse of the Greater Manchester Health and Social Care Partnership said 20 people remain in “critical care” across Manchester, with people suffering from “horrific injuries” including major organ damage and potential loss of limbs.

Greater Manchester Chief Constable Ian Hopkins confirmed that one of the victims of the Manchester Arena attack was a serving police officer, although she has not yet been named,

The names of more of those killed emerged on Wednesday, as Greater Manchester Police said it was “confident” it knew the identity of all those killed in the attack.

Michelle Kiss

The family of mother-of-three Michelle Kiss, who was killed in the Manchester bomb attack, have said they are “absolutely devastated” by her death.

They added that “we hope to draw from the courage and strength she showed in her life to get through this extremely difficult time”.

Jane Tweddle-Taylor

The 51-year-old, from Blackpool, was killed as she waited for her friend’s children, the BBC reported.

The friend and and her children all survived.

Tweddle-Taylor was described by her partner, Mark Taylor, as “a very lovely lady, liked by everybody”.

Nell Jones

SWNS.com
Nell Jones became separated from her friend when she was caught in the blast

The Year 9 attended the Ariana Grande concert with her friend. The pair were separated at the time of the blast.

Jones went to Holmes Chapel Comprehensive and Sixth Form, the school said in a statement. Her Form Tutor, David Wheeler, said: “Nell was a very popular girl, always smiling, always positive.

“Her tutor group have been together since the transition from primary school. It feels like they have lost a sister not a classmate.”

Martyn Hett

The 29-year-old, from Stockport, was at the concert with his friend Stuart Aspinall went the bomb was detonated.

His death was confirmed in a tweet from his brother, Dan, after a frantic search.

Hett had been due to embark on the trip of a lifetime to the US in just two days before the tragedy took place.

The self-confessed Coronation Street superfan, who also blogged for HuffPost UK, became a viral star on a number of occasions, including for his Corrie-themed tattoo and videos, appearance on Come Dine With Me and touching act of kindness towards his mother.

Chris Upton, Headteacher at Tarleton Community Primary School, told the Guardian: “Saffie was simply a beautiful girl in every aspect of the word. She was loved by everyone and her warmth and kindness will be remembered fondly. Saffie was quiet and unassuming with a creative flair.”

PA
Saffie Rose Roussos was just eight years old

Atkinson is understood to have been leaving the venue when the bomb was detonated.

A GoFundMe page which describes the young man as “one in a million” and “a true gentleman” has been set up to help his family with funeral costs.

It is the first time the threat level has been raised to its highest since 2007. In an address to the nation, the prime minister said the increased threat level will see Operation Temperer enacted, which will mean up to 5,000 troops could be called on to take over armed police patrol duties under police command.

It is possible that there is a “wider group of individuals” were responsible for the Manchester explosion, she added.